Us Code § 4010 - Hypoxia or harmful algal bloom of national significance

Full text of Us Code United States Code § 4010 — Hypoxia or harmful algal bloom of national significance, with citation guidance and answers to common questions.

§ 4010. Hypoxia or harmful algal bloom of national significance

(1) Relief

(A) In general

Upon a determination under paragraph (2) that there is an event of national significance, the appropriate Federal official is authorized to make sums available to the affected State or local government for the purposes of assessing and mitigating the detrimental environmental, economic, subsistence use, and public health effects of the event of national significance.

(B) Federal share

The Federal share of the cost of any activity carried out under this paragraph for the purposes described in subparagraph (A) may not exceed 50 percent of the cost of that activity.

(C) Donations

Notwithstanding any other provision of law, an appropriate Federal official may accept donations of funds, services, facilities, materials, or equipment that the appropriate Federal official considers necessary for the purposes described in subparagraph (A). Any funds donated to an appropriate Federal official under this paragraph may be expended without further appropriation and without fiscal year limitation.

(2) Determinations

(A) In general

At the discretion of an appropriate Federal official, or at the request of the Governor of an affected State, an appropriate Federal official shall determine whether a hypoxia or harmful algal bloom event is an event of national significance.

(B) Considerations

In making a determination under subparagraph (A), the appropriate Federal official shall consider the toxicity of the harmful algal bloom, the severity of the hypoxia, its potential to spread, the economic impact, the relative size in relation to the past 5 occurrences of harmful algal blooms or hypoxia events that occur on a recurrent or annual basis, and the geographic scope, including the potential to affect several municipalities, to affect more than 1 State, or to cross an international boundary.

(3) Definitions

In this subsection:

(A) Appropriate federal official

The term "appropriate Federal official" means—

(i) in the case of a marine or coastal hypoxia or harmful algal bloom event, the Under Secretary of Commerce for Oceans and Atmosphere; and

(ii) in the case of a freshwater hypoxia or harmful algal bloom event, the Administrator of the Environmental Protection Agency.

(B) Event of national significance

The term "event of national significance" means a hypoxia or harmful algal bloom event that has had or will likely have a significant detrimental environmental, economic, subsistence use, or public health impact on an affected State.

(C) Hypoxia or harmful algal bloom event

The term "hypoxia or harmful algal bloom event" means the occurrence of hypoxia or a harmful algal bloom as a result of a natural, anthropogenic, or undetermined cause.

(Pub. L. 115–423, §9(g), Jan. 7, 2019, 132 Stat. 5463.)


Editorial Notes

Codification

This section was enacted as part of the Harmful Algal Bloom and Hypoxia Research and Control Amendments Act of 2017 and also as part of the National Integrated Drought Information System Reauthorization Act of 2018, and not as part of the Harmful Algal Bloom and Hypoxia Research and Control Act of 1998 which comprises this chapter.

CHAPTER 54—COMMERCIAL ENGAGEMENT THROUGH OCEAN TECHNOLOGY

Sec.
4101.
Definitions.
4102.
Coordination regarding assessment and acquisition by National Oceanic and Atmospheric Administration of unmanned maritime systems.
4103.
Regular assessment of unmanned maritime systems to support National Oceanic and Atmospheric Administration missions.
4104.
Acquisition of unmanned maritime systems.
4105.
Reports on unmanned maritime systems and usage for mission of the National Oceanic and Atmospheric Administration.
4106.
Funding and additional authorities.

        

About This Section

33 U.S.C. § 4010 is part of Title 33 of the United States Code. The United States Code is the official codification of federal statutes maintained by the Office of the Law Revision Counsel of the U.S. House of Representatives. Congress amends the Code through new public laws, which are eventually incorporated into the relevant title.

This section may be cited in legal writing as 33 U.S.C. § 4010. For the most current official text, including any recent amendments, use the official source links below. Do not rely on this page as the sole authority for legal citation or litigation.

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Sources

Source: official Us Code text · Last verified 2026-08-27

Frequently Asked Questions About Us Code § 4010

What does United States Code § 4010 cover?

Section 4010 ("Hypoxia or harmful algal bloom of national significance") is part of the United States Code, the codified statutory law of Us Code. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.

How do I cite Us Code § 4010?

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Is this the official text of Us Code law?

No. This page is for research and education and may not include the most recent amendments. For official current law, check the Us Code official source linked on this page or consult a licensed Us Code attorney.

How does Us Code § 4010 apply to my situation?

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Sources & Verification

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